Titre : |
Leather - Chemical tests - Determination of formaldehyde content - ISO/TS 17226 |
Titre original : |
Cuir - Essais chimiques - Détermination du formaldéhyde |
Type de document : |
texte imprimé |
Auteurs : |
International Organization for Standardization (Genève, Suisse) , Auteur |
Mention d'édition : |
1re édition |
Editeur : |
Geneve [Switzerland] : International Organization for Standardization (ISO) |
Année de publication : |
2003 |
Importance : |
IV-9 p. |
Présentation : |
ill. |
Format : |
30 cm |
Note générale : |
Annexe |
Langues : |
Anglais (eng) |
Catégories : |
Cuir -- Teneur en formaldéhyde Cuirs et peaux -- Normes
|
Index. décimale : |
675 Technologie du cuir et de la fourrure |
Résumé : |
This technical specification includes two methods for the determination of free and released formaldehyde in leathers. One method is relatively simple with regard to the laboratory equipment (colouriimetric method), while the other needs more spohisticated equipment (HPLC method). The second method is selective and not sensitive to coloured extracts.
The formaldehyde content is taker to be quantity of formaldehyde contained in a water extract from the leather.
The two analytical methods should give similar trends but not necessarily the same absolute result. |
Classification ICS : |
59.140.30 |
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